Home / 540,349,102.86-745,682,399.46-292,830,457.11

Finding the Fourth Proportional to 540,349,102.86, 745,682,399.46 and 292,830,457.11

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Solution

The fourth proportional to 540,349,102.86, 745,682,399.46 and 292,830,457.11 is: 404,106,376.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,349,102.86 : 745,682,399.46 = 292,830,457.11 : x
  2. Step 2: Convert to fraction form
    540,349,102.86/745,682,399.46 = 292,830,457.11/x
  3. Step 3: Cross multiply
    540,349,102.86x = 745,682,399.46 × 292,830,457.11
  4. Step 4: Simplify right side
    540,349,102.86x = 218,358,517,892,753,440
  5. Step 5: Solve for x
    x = 218,358,517,892,753,440/540,349,102.86
  6. Step 6: Final answer
    x = 404,106,376.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.